DEBT (Details Narrative) - USD ($)		1 Months Ended	3 Months Ended		12 Months Ended
	Nov. 15, 2019	Jan. 26, 2021	Dec. 31, 2020	Dec. 31, 2019	Sep. 30, 2020	Nov. 30, 2019
Debt Instrument [Line Items]
Interest expense amortization of financing costs			$ 331,000	$ 435,000
Mortgage notes payable			$ 896,400,000
Weighted average interest rate percentage			3.88%	4.05%	3.98%
Notes payable maturity period			11 years 6 months	11 years 6 months	11 years 1 month 6 days
Proceeds from fixed rate mortgage notes payable			$ 104,000,000	$ 52,500,000
Unsecured debt	$ 75,000,000.0					$ 75,000,000.0
Total potential availability under both the Revolver and the Term Loan	300,000,000.0
Debt accordion feature	$ 100,000,000.0
Line of credit facility, description	Under the New Facility the capitalization rate applied to our NOI generated by our unencumbered, wholly-owned industrial properties was lowered from 6.5% under the former line of credit facility to 6.25%, thus increasing the value of the borrowing base properties under the terms of the New Facility.
Debt instrument, interest rate, basis for effective rate	LIBOR plus 135 basis points to 205 basis points
Unsecured revolving line Of credit bmo interest rate description.	Bank of Montreal’s (BMO) prime lending rate plus 35 basis points to 105 basis points
Unsecured revolving line of credit, interest rate description on current leverage ratio	LIBOR plus 145 basis points
Coverage ratio			50.00%
Margin loan, interest rate			0.75%	2.25%
Amount of drawn down under margin loan			$ 0	$ 0
Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage	2.92%
Loan maturity term	January 2025
Debt instrument interest rate description	The interest rate for borrowings under the Term Loan will at our election, either i) bear interest at LIBOR plus 130 basis points to 200 basis points, depending on our leverage ratio, or ii) bear interest at BMO’s prime lending rate plus 30 basis points to 100 basis points, depending on our leverage ratio. To reduce floating interest rate exposure under the Term Loan, we also entered into an interest rate swap agreement to fix LIBOR on the entire $75.0 million for the full duration of the Term Loan resulting in an all-in rate of 2.92%
New Facility [Member]
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity	$ 225,000,000.0
Line of credit facility, maximum borrowing capacity	$ 400,000,000.0
Line of credit facility, description	Availability under the New Facility is limited to 60% of the value of the borrowing base properties. The value of the borrowing base properties is determined by applying a capitalization rate to the NOI generated by our unencumbered, wholly-owned industrial properties.
New Revolver [Member]
Debt Instrument [Line Items]
Line of credit facility, description	January 2024 with two options to extend for additional six-month periods
Additional line of credit facility interest rate borrowings description.	interest rate for borrowings under the Revolver was lowered by a range of 5 basis points to 35 basis points, depending on our leverage ratio
Debt Instrument, Basis Spread on Variable Rate	1.60%
Subsequent Event [Member]
Debt Instrument [Line Items]
Prepaid mortgage loan		$ 6,200,000
Debt Instrument, Maturity Date		Dec. 01, 2021
Debt Instrument, Interest Rate During Period		5.18%
Mortgage Loan [Member] | Indianapolis, IN MSA [Member]
Debt Instrument [Line Items]
Mortgage loan amortization period			15 years
Mortgage Loan [Member] | Columbus, OH MSA [Member]
Debt Instrument [Line Items]
Mortgage loan amortization period			17 years
Two Mortgage Loans [Member]
Debt Instrument [Line Items]
Weighted average interest rate percentage			3.11%
Notes payable maturity period			16 years 1 month 6 days
Proceeds from fixed rate mortgage notes payable			$ 104,000,000.0
Minimum [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage			2.95%
Maximum [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, stated percentage			6.875%